DE3442021A1 - Verfahren und vorrichtung zum schmieden eines hohlen rohlings - Google Patents

Verfahren und vorrichtung zum schmieden eines hohlen rohlings

Info

Publication number
DE3442021A1
DE3442021A1 DE19843442021 DE3442021A DE3442021A1 DE 3442021 A1 DE3442021 A1 DE 3442021A1 DE 19843442021 DE19843442021 DE 19843442021 DE 3442021 A DE3442021 A DE 3442021A DE 3442021 A1 DE3442021 A1 DE 3442021A1
Authority
DE
Germany
Prior art keywords
blank
pressure
hollow blank
valve
passage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
DE19843442021
Other languages
German (de)
English (en)
Other versions
DE3442021C2 (enrdf_load_stackoverflow
Inventor
Shinichi Higashimatsuyama Saitama Ando
Kazuhisa Saitama Kumekawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jidosha Kiki Co Ltd
Original Assignee
Jidosha Kiki Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jidosha Kiki Co Ltd filed Critical Jidosha Kiki Co Ltd
Publication of DE3442021A1 publication Critical patent/DE3442021A1/de
Application granted granted Critical
Publication of DE3442021C2 publication Critical patent/DE3442021C2/de
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K21/00—Making hollow articles not covered by a single preceding sub-group
    • B21K21/08—Shaping hollow articles with different cross-section in longitudinal direction, e.g. nozzles, spark-plugs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/04—Methods for forging, hammering, or pressing; Special equipment or accessories therefor by directly applied fluid pressure or explosive action
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/76—Making machine elements elements not mentioned in one of the preceding groups
    • B21K1/767—Toothed racks
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49462—Gear making
    • Y10T29/49467—Gear shaping
    • Y10T29/49478—Gear blank making

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Forging (AREA)
DE19843442021 1983-11-16 1984-11-16 Verfahren und vorrichtung zum schmieden eines hohlen rohlings Granted DE3442021A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58215524A JPS60108132A (ja) 1983-11-16 1983-11-16 中空粗材の鍛造方法および装置

Publications (2)

Publication Number Publication Date
DE3442021A1 true DE3442021A1 (de) 1985-06-05
DE3442021C2 DE3442021C2 (enrdf_load_stackoverflow) 1988-07-14

Family

ID=16673842

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843442021 Granted DE3442021A1 (de) 1983-11-16 1984-11-16 Verfahren und vorrichtung zum schmieden eines hohlen rohlings

Country Status (3)

Country Link
US (1) US4561274A (enrdf_load_stackoverflow)
JP (1) JPS60108132A (enrdf_load_stackoverflow)
DE (1) DE3442021A1 (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5069080A (en) * 1990-03-08 1991-12-03 Simon Joseph A Elongated, lightweight rack
US4991421A (en) * 1990-03-08 1991-02-12 Simon Joseph A Method for extruding an elongated, lightweight rack
DE19508798C2 (de) * 1994-03-24 2000-11-16 Hmp Engineering Gmbh Verfahren zur Herstellung von Zahnkolbenstangen für Fahrzeug-Hydrolenkungen
CN104245182B (zh) * 2013-02-26 2016-06-22 日本精工株式会社 齿条、齿条的制造方法以及齿条的制造装置
JP6248205B2 (ja) * 2014-08-25 2017-12-13 日立オートモティブシステムズ株式会社 ラックバー及びラックバーの製造方法
DE102016211048A1 (de) * 2016-06-21 2017-12-21 Volkswagen Aktiengesellschaft Verfahren zum Herstellen einer Zahnstange und Zahnstange
CN107321899B (zh) * 2017-07-01 2020-01-03 宁波华成阀门有限公司 一种抗疲劳耐冲击减压阀及其制造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57195960A (en) * 1981-05-27 1982-12-01 Jidosha Kiki Co Ltd Rack shaft and its manufacturing method
JPS57206546A (en) * 1981-06-12 1982-12-17 Nissan Motor Co Ltd Press forming method of rack and its device
JPS5893537A (ja) * 1981-11-30 1983-06-03 Nissan Motor Co Ltd かじ取り装置用バリアブルラツクの製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3889506A (en) * 1974-03-25 1975-06-17 Western Electric Co Method and apparatus for forming a tubular billet about a mandrel using multi-directional stress
US3964284A (en) * 1974-11-21 1976-06-22 Harold D. Boultinghouse Method of expanding coins for decorative purposes
JPS6045013B2 (ja) * 1978-08-07 1985-10-07 株式会社日立製作所 管端部の真円矯正方法
US4299105A (en) * 1978-09-28 1981-11-10 Whitworth Barrie F Forming permanent bends in convoluted reinforced flexible tubing

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57195960A (en) * 1981-05-27 1982-12-01 Jidosha Kiki Co Ltd Rack shaft and its manufacturing method
JPS57206546A (en) * 1981-06-12 1982-12-17 Nissan Motor Co Ltd Press forming method of rack and its device
JPS5893537A (ja) * 1981-11-30 1983-06-03 Nissan Motor Co Ltd かじ取り装置用バリアブルラツクの製造方法

Also Published As

Publication number Publication date
DE3442021C2 (enrdf_load_stackoverflow) 1988-07-14
JPS60108132A (ja) 1985-06-13
US4561274A (en) 1985-12-31

Similar Documents

Publication Publication Date Title
DE10039519B4 (de) Speisereinsatz
EP2303488B1 (de) Verfahren und vorrichtung zum herstellen von feinschneidteilen aus einem materialstreifen
EP2066468B2 (de) Verfahren und vorrichtung zur oberflächenverdichtung eines sinterteils
EP0761336A1 (de) Verfarhen und Werkzeug zur Herstellung eines einstückigen Sammelrohres
DE938606C (de) Verfahren und Einrichtung zur Herstellung eines verzweigten Rohranschlusses
AT516779B1 (de) Verfahren zur Herstellung einer Balligkeit auf einem Sinterbauteil
DE3442021A1 (de) Verfahren und vorrichtung zum schmieden eines hohlen rohlings
DE19833006B4 (de) Verfahren und Vorrichtung zur Herstellung rohrförmiger gebogener Hohlkörper durch Innenhochdruckumformen
DE2935656C2 (enrdf_load_stackoverflow)
DE3701703A1 (de) Verfahren und vorrichtung zur herstellung von kegelraedern
EP0894557B2 (de) Verfahren zum Formgiessen und Giessform für ein solches Verfahren
DE4417663C2 (de) Preßteil aus Metallpulver, Verfahren und Vorrichtung zu seiner Herstellung
DE3048885A1 (de) Federanordnung und verfahren zu deren herstellung
EP1741497B1 (de) Verfahren und Werkzeug zur spanlosen Herstellung von Werkstücken mit einer Kerbe und Werkstück mit einer Kerbe
EP0577632B1 (de) Verfahren zum giessen von metallen sowie vorrichtung zur durchführung eines solchen verfahrens
DE9411461U1 (de) Vorrichtung zum Hochdruckformen von Felgenkränzen
DE3614619C1 (de) Verfahren und Vorrichtung zur Herstellung von Zahnraedern
DE102009030315B4 (de) Vorrichtung zum Bilden eines Sandkernes
DE10120880B4 (de) Verfahren zur Herstellung von Tiefziehteilen
DE10358493B4 (de) Vorrichtung zum Innenhochdruckumformen
DE3639739C2 (de) Verfahren, Ausgangsmaterial und Vorrichtung zum Herstellen eines eine Innenverzahnung aufweisenden topfförmigen Erzeugnisses
EP1033221A2 (de) Verfahren zur spanlosen Herstellung eines Ventilgehäuses
DE20122062U1 (de) Speisereinsatz
EP0321880A2 (de) Verfahren und Vorrichtung zum Schmieden von Zahnrädern
DE10342930B4 (de) Verfahren und Vorrichtung zur Herstellung eines umfänglich geschlossenen Hohlprofils

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee